Series exploring topical scientific issues and their effects for the future
- Programmes:
- on BBC iPlayer (3)
- coming up (5)

Series exploring topical scientific issues and their effects for the future
Watch now (60 minutes)
Available since Monday with 25 days left.
Three people with untreatable conditions see if, within their lifetime, they can be cured.
Watch now (60 minutes)
Available since Tue, 24 Nov 2009 with 25 days left.
The search for answers to one of science's greatest mysteries: how do we know who we are?
Watch now (60 minutes)
Available since Tue, 17 Nov 2009 with 25 days left.
Addiction expert John Marsden explores our relationship with alcohol.
Have a look at the old Horizon web pages to watch clips and interviews from previous programmes
See all 5 programmes coming up in the next 7 days (including repeats).
Find related BBC Two programmes.